Nikolaos Bellas

Publication Activity (10 Years)

Years Active: 1996-2024
Publications (10 Years): 32

Top Topics

Energy Efficient

Automatically Generated

Fault Injection

Top Venues

ACM Trans. Embed. Comput. Syst.

Publications

Ioanna-Maria Panagou, Nikolaos Bellas, Lorenzo Moneta, Sanjiban Sengupta
Accelerating Machine Learning Inference on GPUs with SYCL. IWOCL (2024)
Alexandros Patras, Foivos Pournaropoulos, Nikolaos Bellas, Christos D. Antonopoulos, Spyros Lalis, Maria Goutha, Anastassios Nanos
A Minimal Testbed for Experimenting with Flexible Resource and Application Management in Heterogeneous Edge-Cloud Systems. EWSN (2023)
Antonios-Kyrillos Chatzimichail, Charalampos Antoniadis, Nikolaos Bellas, Yehia Massoud
Low Power Hardware Architecture for Sampling-free Bayesian Neural Networks inference. ISCAS (2023)
Maria Rafaela Gkeka, Alexandros Patras, Nikolaos Tavoularis, Stylianos Piperakis, Emmanouil Hourdakis, Panos E. Trahanias, Christos D. Antonopoulos, Spyros Lalis, Nikolaos Bellas
Reconfigurable System-on-Chip Architectures for Robust Visual SLAM on Humanoid Robots. ACM Trans. Embed. Comput. Syst. 22 (2) (2023)
Ioanna-Maria Panagou, Maria Rafaela Gkeka, Alexandros Patras, Spyros Lalis, Christos D. Antonopoulos, Nikolaos Bellas
FPGA Roofline modeling and its Application to Visual SLAM. FPL (2022)
Maria Rafaela Gkeka, Alexandros Patras, Nikolaos Tavoularis, Stylianos Piperakis, Emmanouil Hourdakis, Panos E. Trahanias, Christos D. Antonopoulos, Spyros Lalis, Nikolaos Bellas
FPGA Accelerators for Robust Visual SLAM on Humanoid Robots. FPGA (2022)
Panos K. Koutsovasilis, Christos D. Antonopoulos, Nikolaos Bellas, Spyros Lalis, George Papadimitriou, Athanasios Chatzidimitriou, Dimitris Gizopoulos
The Impact of CPU Voltage Margins on Power-Constrained Execution. IEEE Trans. Sustain. Comput. 7 (1) (2022)
Christos Kalogirou, Christos D. Antonopoulos, Spyros Lalis, Nikolaos Bellas
Dynamic Management of CPU Resources Towards Energy Efficient and Profitable Datacentre Operation. JSSPP (2022)
Maria Rafaela Gkeka, Alexandros Patras, Christos D. Antonopoulos, Spyros Lalis, Nikolaos Bellas
FPGA Architectures for Approximate Dense SLAM Computing. DATE (2021)
Nikolaos Bellas, Christos D. Antonopoulos, Spyros Lalis, Maria Rafaela Gkeka, Alexandros Patras, Georgios Keramidas, Iakovos Stamoulis, Nikolaos Tavoularis, Stylianos Piperakis, Emmanouil Hourdakis, Panos E. Trahanias, Paul Zikas, George Papagiannakis, Ioanna Kartsonaki
Architectures for SLAM and Augmented Reality Computing. FPL (2021)
Vassilis Vassiliadis, Konstantinos Parasyris, Christos D. Antonopoulos, Spyros Lalis, Nikolaos Bellas
Artificial neural networks for online error detection. CoRR (2021)
Pavlos Aimoniotis, Maria Rafaela Gkeka, Nikolaos Bellas
MapVisual: A Visualization Tool for Memory Access Patterns. CoRR (2021)
Emmanouil Maroudas, Spyros Lalis, Nikolaos Bellas, Christos D. Antonopoulos
Exploring the potential of context-aware dynamic CPU undervolting. CF (2021)
Panos K. Koutsovasilis, Konstantinos Parasyris, Christos D. Antonopoulos, Nikolaos Bellas, Spyros Lalis
Dynamic Undervolting to Improve Energy Efficiency on Multicore X86 CPUs. IEEE Trans. Parallel Distributed Syst. 31 (12) (2020)
Christos Kalogirou, Christos D. Antonopoulos, Nikolaos Bellas, Spyros Lalis, Lev Mukhanov, Georgios Karakonstantis
Increasing the Profit of Cloud Providers through DRAM Operation at Reduced Margins. CCGRID (2020)
Maria Rafaela Gkeka, Nikolaos Bellas, Christos D. Antonopoulos
Comparative Performance Analysis of Vulkan Implementations of Computational Applications. IWOCL (2019)
Christos Kalogirou, Panos K. Koutsovasilis, Christos D. Antonopoulos, Nikolaos Bellas, Spyros Lalis, Srikumar Venugopal, Christian Pinto
Exploiting CPU Voltage Margins to Increase the Profit of Cloud Infrastructure Providers. CCGRID (2019)
Konstantinos Parasyris, Nikolaos Bellas, Christos D. Antonopoulos, Spyros Lalis
Exploring the Effects of Code Optimizations on CPU Frequency Margins. ISC Workshops (2018)
Konstantinos Parasyris, Panos K. Koutsovasilis, Vassilis Vassiliadis, Christos D. Antonopoulos, Nikolaos Bellas, Spyros Lalis
A Framework for Evaluating Software on Reduced Margins Hardware. DSN (2018)
Georgios Karakonstantis, Konstantinos Tovletoglou, Lev Mukhanov, Hans Vandierendonck, Dimitrios S. Nikolopoulos, Peter Lawthers, Panos K. Koutsovasilis, Manolis Maroudas, Christos D. Antonopoulos, Christos Kalogirou, Nikolaos Bellas, Spyros Lalis, Srikumar Venugopal, Arnau Prat-Pérez, Alejandro Lampropulos, Marios Kleanthous, Andreas Diavastos, Zacharias Hadjilambrou, Panagiota Nikolaou, Yiannakis Sazeides, Pedro Trancoso, George Papadimitriou, Manolis Kaliorakis, Athanasios Chatzidimitriou, Dimitris Gizopoulos, Shidhartha Das
An energy-efficient and error-resilient server ecosystem exceeding conservative scaling limits. DATE (2018)
Christos Kalogirou, Panos K. Koutsovasilis, Manolis Maroudas, Christos D. Antonopoulos, Spyros Lalis, Nikolaos Bellas
Edge and Cloud Provider Cost Minimization by Exploiting Extended Voltage and Frequency Margins. PARCO (2017)
Konstantinos Parasyris, Vassilis Vassiliadis, Christos D. Antonopoulos, Spyros Lalis, Nikolaos Bellas
Significance-Aware Program Execution on Unreliable Hardware. ACM Trans. Archit. Code Optim. 14 (2) (2017)
Ioannis Parnassos, Nikolaos Bellas, Nikolaos Katsaros, Nikolaos Patsiatzis, Athanasios Gkaras, Konstantinos Kanellis, Christos D. Antonopoulos, Michalis Spyrou, Manolis Maroudas
A programming model and runtime system for approximation-aware heterogeneous computing. FPL (2017)
Vassilis Vassiliadis, Jan Riehme, Jens Deussen, Konstantinos Parasyris, Christos D. Antonopoulos, Nikolaos Bellas, Spyros Lalis, Uwe Naumann
Towards automatic significance analysis for approximate computing. CGO (2016)
Vassilis Vassiliadis, Charalampos Chalios, Konstantinos Parasyris, Christos D. Antonopoulos, Spyros Lalis, Nikolaos Bellas, Hans Vandierendonck, Dimitrios S. Nikolopoulos
Exploiting Significance of Computations for Energy-Constrained Approximate Computing. Int. J. Parallel Program. 44 (5) (2016)
Ioannis Parnassos, Panagiotis Skrimponis, Georgios Zindros, Nikolaos Bellas
SoCLog: A real-time, automatically generated logging and profiling mechanism for FPGA-based Systems On Chip. FPL (2016)
Konstantinos Krommydas, Wu-chun Feng, Christos D. Antonopoulos, Nikolaos Bellas
OpenDwarfs: Characterization of Dwarf-Based Benchmarks on Fixed and Reconfigurable Architectures. J. Signal Process. Syst. 85 (3) (2016)
Vassilis Vassiliadis, Konstantinos Parasyris, Charalambos Chalios, Christos D. Antonopoulos, Spyros Lalis, Nikolaos Bellas, Hans Vandierendonck, Dimitrios S. Nikolopoulos
A programming model and runtime system for significance-aware energy-efficient computing. PPOPP (2015)
Panagiotis Skrimponis, Georgios Zindros, Ioannis Parnassos, Muhsen Owaida, Nikolaos Bellas, Paolo Ienne
Exploring Automatically Generated Platforms in High Performance FPGAs. PARCO (2015)
Muhsen Owaida, Gabriel Falcão, João Andrade, Christos D. Antonopoulos, Nikolaos Bellas, Madhura Purnaprajna, David Novo, Georgios Karakonstantis, Andreas Burg, Paolo Ienne
Enhancing Design Space Exploration by Extending CPU/GPU Specifications onto FPGAs. ACM Trans. Embed. Comput. Syst. 14 (2) (2015)
Vassilis Vassiliadis, Charalampos Chalios, Konstantinos Parasyris, Christos D. Antonopoulos, Spyros Lalis, Nikolaos Bellas, Hans Vandierendonck, Dimitrios S. Nikolopoulos
A significance-driven programming framework for energy-constrained approximate computing. Conf. Computing Frontiers (2015)
Michalis Spyrou, Christos Kalogirou, Christos Konstantas, Panos K. Koutsovasilis, Manolis Maroudas, Christos D. Antonopoulos, Nikolaos Bellas
Energy Minimization on Heterogeneous Systems through Approximate Computing. PARCO (2015)
Konstantinos Parasyris, Georgios Tziantzoulis, Christos D. Antonopoulos, Nikolaos Bellas
GemFI: A Fault Injection Tool for Studying the Behavior of Applications on Unreliable Substrates. DSN (2014)
Konstantinos Krommydas, Wu-chun Feng, Muhsen Owaida, Christos D. Antonopoulos, Nikolaos Bellas
On the characterization of OpenCL dwarfs on fixed and reconfigurable platforms. ASAP (2014)
Dimitrios S. Nikolopoulos, Hans Vandierendonck, Nikolaos Bellas, Christos D. Antonopoulos, Spyros Lalis, Georgios Karakonstantis, Andreas Burg, Uwe Naumann
Energy Efficiency through Significance-Based Computing. Computer 47 (7) (2014)
Muhsen Owaida, Christos D. Antonopoulos, Nikolaos Bellas
A Grammar Induction Method for Clustering of Operations in Complex FPGA Designs. FCCM (2014)
Vassilis Vassiliadis, Konstantinos Parasyris, Charalambos Chalios, Christos D. Antonopoulos, Spyros Lalis, Nikolaos Bellas, Hans Vandierendonck, Dimitrios S. Nikolopoulos
A Programming Model and Runtime System for Significance-Aware Energy-Efficient Computing. CoRR (2014)
Konstantinos Krommydas, Muhsen Owaida, Christos D. Antonopoulos, Nikolaos Bellas, Wu-chun Feng
On the Portability of the OpenCL Dwarfs on Fixed and Reconfigurable Parallel Platforms. ICPADS (2013)
Gabriel Falcão, Muhsen Owaida, David Novo, Madhura Purnaprajna, Nikolaos Bellas, Christos D. Antonopoulos, Georgios Karakonstantis, Andreas Burg, Paolo Ienne
Shortening Design Time through Multiplatform Simulations with a Portable OpenCL Golden-model: The LDPC Decoder Case. FCCM (2012)
Muhsen Owaida, Nikolaos Bellas, Christos D. Antonopoulos, Konstantis Daloukas, Charalambos Antoniadis
Massively parallel programming models used as hardware description languages: The OpenCL case. ICCAD (2011)
Maria G. Koziri, Dimitrios Zacharis, Ioannis Katsavounidis, Nikolaos Bellas
Implementation of the AVS video decoder on a heterogeneous dual-core SIMD processor. IEEE Trans. Consumer Electron. 57 (2) (2011)
Muhsen Owaida, Nikolaos Bellas, Christos D. Antonopoulos, Konstantis Daloukas, Charalambos Antoniadis, Konstantinos Krommydas, G. Tsoumblekas
Implementation and Performance Comparison of the Motion Compensation Kernel of the AVS Video Decoder on FPGA, GPU and Multicore Processors. FCCM (2011)
Georgios Karakonstantis, Nikolaos Bellas, Christos D. Antonopoulos, Georgios Tziantzioulis, Vaibhav Gupta, Kaushik Roy
Significance driven computation on next-generation unreliable platforms. DAC (2011)
Konstantinos Krommydas, Christos D. Antonopoulos, Nikolaos Bellas, Wu-chun Feng
AVS video decoder on multicore systems: Optimizations and tradeoffs. ICME (2011)
Konstantis Daloukas, Christos D. Antonopoulos, Nikolaos Bellas
GLOpenCL: OpenCL support on hardware- and software-managed cache multicores. HiPEAC (2011)
Kostas Theoharoulis, Charalambos Antoniadis, Nikolaos Bellas, Christos D. Antonopoulos
Implementation and Performance Analysis of SEAL Encryption on FPGA, GPU and Multi-core Processors. FCCM (2011)
Muhsen Owaida, Nikolaos Bellas, Konstantis Daloukas, Christos D. Antonopoulos
Synthesis of Platform Architectures from OpenCL Programs. FCCM (2011)
Konstantis Daloukas, Christos D. Antonopoulos, Nikolaos Bellas, Sek M. Chai
Fisheye lens distortion correction on multicore and hardware accelerator platforms. IPDPS (2010)
Konstantinos Krommydas, George Tsoublekas, Christos D. Antonopoulos, Nikolaos Bellas
Mapping and optimization of the AVS video decoder on a high performance chip multiprocessor. ICME (2010)
Sek M. Chai, Branislav Kisacanin, Nikolaos Bellas
Special issue on embedded vision. Comput. Vis. Image Underst. 114 (11) (2010)
Nikolaos Bellas, Sek M. Chai, Malcolm Dwyer, Dan Linzmeier
Real-Time Fisheye Lens Distortion Correction Using Automatically Generated Streaming Accelerators. FCCM (2009)
Nikolaos Bellas, Sek M. Chai, Malcolm Dwyer, Dan Linzmeier, Abelardo López-Lagunas
Proteus: An architectural synthesis tool based on the stream programming paradigm. FPL (2009)
Konstantis Daloukas, Christos D. Antonopoulos, Nikolaos Bellas
Implementation of a wide-angle lens distortion correction algorithm on the cell broadband engine. ICS (2009)
Seda Ogrenci Memik, Nikolaos Bellas, Somsubhra Mondal
Presynthesis Area Estimation of Reconfigurable Streaming Accelerators. IEEE Trans. Comput. Aided Des. Integr. Circuits Syst. 27 (11) (2008)
Nikolaos Bellas, Sek M. Chai, Malcolm Dwyer, Dan Linzmeier
An Architectural Framework for Automated Streaming Kernel Selection. IPDPS (2007)
Nikolaos Bellas, Sek M. Chai, Malcolm Dwyer, Dan Linzmeier
Mapping streaming architectures on reconfigurable platforms. SIGARCH Comput. Archit. News 35 (3) (2007)
Nikolaos Bellas, Sek M. Chai, Malcolm Dwyer, Dan Linzmeier
Template-Based Generation of Streaming Accelators from a High Level Presentation. FCCM (2006)
Somsubhra Mondal, Seda Ogrenci Memik, Nikolaos Bellas
Pre-synthesis Queue Size Estimation of Streaming Data Flow Graphs. FCCM (2006)
Sek M. Chai, Nikolaos Bellas, Greg Kujawa, Tom Ziomek, Linda Dawson, Tony Scaminaci, Malcolm Dwyer, Dan Linzmeier
Reconfigurable Streaming Architectures for Embedded Smart Cameras. CVPR Workshops (2006)
Nikolaos Bellas, Arnold Yanof
An Image Processing Pipeline with Digital Compensation of Low Cost Optics for Mobile Telephony. ICME (2006)
Nikolaos Bellas, Sek M. Chai, Malcolm Dwyer, Dan Linzmeier
FPGA implementation of a license plate recognition SoC using automatically generated streaming accelerators. IPDPS (2006)
Somsubhra Mondal, Seda Ogrenci Memik, Nikolaos Bellas
Pre-Synthesis Area Estimation of Reconfigurable Streaming Accelerators. FPL (2006)
Georgios I. Stamoulis, Maria G. Koziri, Ioannis Katsavounidis, Nikolaos Bellas
A Low - Power VLSI Architecture for Intra Prediction in H.264. Panhellenic Conference on Informatics (2005)
Nikolaos Bellas, Malcolm Dwyer
A programmable, high performance vector array unit used for real-time motion estimation. ICME (2003)
Nikolaos Bellas, Ibrahim N. Hajj, Constantine D. Polychronopoulos, G. Stamoulis
Architectural and compiler techniques for energy reduction in high-performance microprocessors. IEEE Trans. Very Large Scale Integr. Syst. 8 (3) (2000)
Nikolaos Bellas, Ibrahim N. Hajj, Constantine D. Polychronopoulos
Using dynamic cache management techniques to reduce energy in general purpose processors. IEEE Trans. Very Large Scale Integr. Syst. 8 (6) (2000)
Nikolaos Bellas, Ibrahim N. Hajj, Constantine D. Polychronopoulos
An analytical, transistor-level energy model for SRAM-based caches. ISCAS (6) (1999)
Nikolaos Bellas, Ibrahim N. Hajj, Constantine D. Polychronopoulos, George D. Stamoulis
Energy and Performance Improvements in Microprocessor Design Using a Loop Cache. ICCD (1999)
Nikolaos Bellas, Ibrahim N. Hajj, Constantine D. Polychronopoulos
Using dynamic cache management techniques to reduce energy in a high-performance processor. ISLPED (1999)
Nikolaos Bellas, Ibrahim N. Hajj, George D. Stamoulis, Constantine D. Polychronopoulos
Architectural and compiler support for energy reduction in the memory hierarchy of high performance microprocessors. ISLPED (1998)
Amber Roy-Chowdhury, Nikolaos Bellas, Prithviraj Banerjee
Algorithm-Based Error Detection Schemes for Iterative Solution of Partial Differential Equations. IEEE Trans. Computers 45 (4) (1996)